Equations - Guess and Check - Questions - Class Mathematics School Portal

Equations - Guess and Check - Questions

Question 1

121881

Solve \(\dfrac{y}{3}=7\)

Answer

\(y=21\)

Worked Solution

Question 2

121882

Solve \(8c=56\)

Answer

\(c=7\)

Worked Solution

Question 3

121883

Solve \(7x+6=34\)

Answer

\(x=4\)

Worked Solution

Question 4

121884

Solve \(\dfrac{m}{4}-2=8\)

Answer

\(m=40\)

Worked Solution

Question 5

121885

Solve \(\dfrac{x+1}{3}=2\)

Answer

\(x=5\)

Worked Solution

Question 6

121886

Solve \(2(m+2)=8\)

Answer

\(m=2\)

Worked Solution

Question 7

47785

Solve \(x+4=6\)

Answer

\(x=2\)

Worked Solution

Question 8

47786

Solve \(x-5=11\)

Answer

\(x=16\)

Worked Solution

Question 9

47787

Solve \(2x+4=12\)

Answer

\(x=4\)

Worked Solution

Question 10

47788

Solve \(10-2m=4\)

Answer

\(m=3\)

Worked Solution

Question 11

47789

Solve \(\dfrac{x-6}{2}=4\)

Answer

\(x=14\)

Worked Solution

Question 12

47790

Solve \(\dfrac{2m}{3}=12\)

Answer

\(m=18\)

Worked Solution

Question 13

37468

Using the "guess, check and solve" method, solve \(2n-1=15\)

Answer

\(n=8\)

Worked Solution

Question 14

27613

Using the “guess, check and solve” method, solve \( a-7=12 \)

Answer

\(19\)

Worked Solution

Question 15

27614

Using the “guess, check and solve” method, solve \( 4t+3=15 \)

Answer

\(3\)

Worked Solution

Question 16

27615

Using the “guess, check and solve” method, solve \(3a+14=23 \)

Answer

\(3\)

Worked Solution

Question 17

27616

Using the “guess, check and solve” method, solve \( 8y-14=50 \)

Answer

\(8\)

Worked Solution

Question 18

27617

Using the “guess, check and solve” method, solve \( 4n-9=11 \)

Answer

\(5\)

Worked Solution